StarTalk on MSNOpinion

How does a compass find true direction?

This video explains how compasses use Earth’s magnetic field to point north, breaking down the science behind one of humanity ...
Public Broadcasting Service (PBS)

Top U.S. Catholic cardinals urge Trump administration to use moral compass in foreign policy

In a joint statement, Cardinals Blase Cupich of Chicago, Robert McElroy of Washington and Joseph Tobin of Newark, N.J., ...